[hybi] Fwd: Re: deflate-stream and masking

Justin Lee <jlee@antwerkz.com> Wed, 20 July 2011 18:02 UTC

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Date: Wed, 20 Jul 2011 11:02:06 -0700
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From: Justin Lee <jlee@antwerkz.com>
To: hybi <hybi@ietf.org>
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Subject: [hybi] Fwd: Re: deflate-stream and masking
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Thought I'd replied on list...
---------- Forwarded message ----------
From: "Justin Lee" <jlee@antwerkz.com>
Date: Jul 20, 2011 8:48 AM
Subject: Re: [hybi] deflate-stream and masking
To: "Philipp Serafin" <phil127@gmail.com>

For what it's worth, I haven't bothered implementing deflate-stream on
glassfish because of the concerns here. Removing it would not bother me a
bit. I vote for removing or replacing it.
On Jul 20, 2011 5:10 AM, "Philipp Serafin" <phil127@gmail.com> wrote:
> However, for the same scenario, deflate-frame will have at worst
> identical, possibly better results. But unlike deflate-stream,
> deflate-frame will archieve the same results in a lot of other
> scenarios, too.
>
> Am 20.07.2011 12:58, schrieb Arman Djusupov:
>>
>> > +500. deflate-stream has always been utterly ridiculous in light of
>> masking.
>>
>>
>>
>> Actually when the frame is relatively large, deflate-stream
>> compression does reduce the size of the payload. For example one of my
>> tests involved sending a 2MB XML file as a single masked frame which
>> resulted in 90% compression (i.e. transferred size was a tenth of the
>> original file). So the "deflate-stream" extension is not completely
>> useless, it's just very situational.
>>
>>
>>
>> > Brian
>>
>>
>>
>> With best regards,
>>
>> Arman
>>
>>
>>
>>
>>